/*
 * MIT License
 *
 * Copyright (c) 2020 wen.gu <454727014@qq.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

 /***************************************************************************
 * Name: utils.cpp
 *
 * Purpose: tool functions
 *
 * Developer:
 *   wen.gu , 2019-07-04
 *
 * TODO:
 *
 ***************************************************************************/

 /******************************************************************************
 **    INCLUDES
 ******************************************************************************/
#include "panda/core/utils.h"

#include <chrono>
#include <thread>     


#include "panda/sys/property.h"

namespace panda
{
namespace core
{
/******************************************************************************
 **    MACROS
 ******************************************************************************/

/******************************************************************************
 **    VARIABLE DEFINITIONS
 ******************************************************************************/



/******************************************************************************
 **    FUNCTION DEFINITIONS
 ******************************************************************************/

void SleepMs(uint32_t ms)
{
    std::this_thread::sleep_for(std::chrono::milliseconds(ms));
}

void SleepSec(uint32_t sec)
{
    std::this_thread::sleep_for(std::chrono::milliseconds(sec * 1000));
}

uint64_t NowMs()
{
    std::chrono::time_point<std::chrono::system_clock> p2 = 
                                            std::chrono::system_clock::now();
    return std::chrono::duration_cast<std::chrono::milliseconds>
                                            (p2.time_since_epoch()).count();
}

DataByteOrder GetPlatformByteOrder()
{
    uint16_t flag = 0x4321;
    if (*((uint8_t*)&flag) == 0x21)
    {
        return DataByteOrder::LittleEndian;
    }

    return DataByteOrder::BigEndian;
}

} /** namespace core */
} /** namespace panda */
